int a=12;
  int b=11;
  int f=10;
  int g=9;
  int e=8;
  int d=7;
  int c=6;
  int dp=5;
  int dugme=4;
  void setup()
{
  pinMode(a, OUTPUT);
  pinMode(b, OUTPUT);
  pinMode(f, OUTPUT);
  pinMode(g, OUTPUT);
  pinMode(e, OUTPUT);
  pinMode(d, OUTPUT);
  pinMode(c, OUTPUT);
  pinMode(dp,OUTPUT);
  pinMode(dugme,INPUT);
 }
    


void loop()
{
if (digitalRead(dugme)==HIGH)
 {
  digitalWrite(a, LOW);
  digitalWrite(b, HIGH);
  digitalWrite(g, LOW);
  digitalWrite(f, LOW);
  digitalWrite(e, LOW);
  digitalWrite(d, LOW);
  digitalWrite(c, LOW);
  digitalWrite(dp,LOW);
  
 
 }
else
{
digitalWrite(a, HIGH);
  digitalWrite(b, HIGH);
  digitalWrite(g, HIGH);
  digitalWrite(f, HIGH);
  digitalWrite(e, HIGH);
  digitalWrite(d, HIGH);
  digitalWrite(c, HIGH);
  digitalWrite(dp, HIGH);
}
}